// JavaScript Document

function validaLiterais(){
	
	nome=document.myForm.txtNome.value;
	if(nome.search(/[^a-zA-Z]/)!=-1){
		showImage("txtNome", "empty_field.gif");
		err_global+=1;
	}
	else{
		showImage("txtNome", "blankimage.gif"); 
	}
}